CPM Homework Help : CALC Problem 6-118

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Home > CALC > Chapter 6 > Lesson 6.3.4 > Problem 6-118

6-118.

For each of the following functions, find f ′(x). Homework Help ✎
1. f(x) = cot(5x² − 2x)

Hint (a):

$\text{Recall that }\frac{d}{dx}\cot(x)=-\csc^{2}(x).$

Hint (b):

Before differentiating, rewrite the expression.

Hint (b):

Note that cot(x⁴) ≠ cot⁴(x).

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